package com.zzyl.framework.interceptor;

import cn.hutool.core.map.MapUtil;
import cn.hutool.core.util.ObjectUtil;
import com.zzyl.common.exception.base.BaseException;
import com.zzyl.common.utils.StringUtils;
import com.zzyl.common.utils.UserThreadLocal;
import com.zzyl.framework.web.service.TokenService;
import io.jsonwebtoken.Claims;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import org.springframework.web.method.HandlerMethod;
import org.springframework.web.servlet.HandlerInterceptor;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

@Component
public class MemberInterceptor implements HandlerInterceptor {
    @Autowired
    private TokenService tokenService;

//    @Override
//    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {
//        if(!(handler instanceof HandlerMethod)){
//            return true;
//        }
//        String token = request.getHeader("authorization");
////如果token为空，返回401
//        if (StringUtils.isEmpty(token)){
//            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
//            throw new BaseException("认证失败");
//        }
//        //解析 token
//        Claims claims = (Claims)tokenService.parseToken(token);
//        if (ObjectUtil.isEmpty( claims)){
//            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
//            throw new BaseException("认证失败");
//        }
//        Long userId = MapUtil.getLong(claims, "userId");
//        if (ObjectUtil.isEmpty(userId)){
//            response.setStatus(HttpServletResponse.SC_UNAUTHORIZED);
//            throw new BaseException("认证失败");
//        }
//        //将用户id保存到线程变量中
//        UserThreadLocal.set(userId);
//        return true;
//    }
//    @Override
//    public void afterCompletion(HttpServletRequest request, HttpServletResponse response, Object handler, Exception ex) throws Exception {
//        UserThreadLocal.remove();
//    }
}
